Table 4: Correlation coefficient of Physico-chemical parameters with micronucleus and other nuclear abnormalities peripheral erythrocyte of C. nigrodigitatus in Badagry Lagoon.

MN

BN

LB

BL

Temperature

Conductivity

Salinity

BOD

DO

pH

MN

1

BN

0.894

1

LB

0.258

0.577

1

BL

0.894

1.000**

0.577

1

Temperature

0.775

0.577

0.333

0.577

1

Conductivity

-0.775

-0.577

-0.333

-0.577

-1.000**

1

Salinity

0.676

0.93

0.671

0.93

0.268

-0.268

1

BOD

0.802

0.967*

0.762

0.967*

0.6

-0.6

0.924

1

DO

0.068

0.457

0.44

0.457

-0.44

0.44

0.745

0.453

1

pH

0.775

0.577

0.333

0.577

1.000**

-1.000**

0.268

0.6

-0.44

1

**Correlation is significant at the 0.01 level (2-tailed); *Correlation is significant at the 0.05 level (2-tailed).